$ git clone -n https://github.com/xcp-ng-rpms/linux-firmware.git /var/lib/mock/v8.2-incoming-5749-10232/root/chroot_tmpdir/scmroot/linux-firmware
Cloning into '/var/lib/mock/v8.2-incoming-5749-10232/root/chroot_tmpdir/scmroot/linux-firmware'...
$ git reset --hard f4bb875f34a3cd5976d2a93273d46aed44c801c1
Downloading SOURCES/linux-firmware.tar.gz (178 MB)
Checking out files:  50% (5/10)   
Checking out files:  60% (6/10)   
Checking out files:  70% (7/10)   
Checking out files:  80% (8/10)   
Checking out files:  90% (9/10)   
Checking out files: 100% (10/10)   
Checking out files: 100% (10/10), done.
HEAD is now at f4bb875 Add firmware for rtl8125