$ git clone -n https://github.com/xcp-ng-rpms/lvm2.git /var/lib/mock/v8.0-base-964-389/root/chroot_tmpdir/scmroot/lvm2
Cloning into '/var/lib/mock/v8.0-base-964-389/root/chroot_tmpdir/scmroot/lvm2'...
$ git reset --hard 47fb8ae68d2df8a1b4c23f85b525ea01fc34660f
Downloading SOURCES/boom-0.8.5.tar.gz (92 KB)
Checking out files:  17% (7/40)   
Downloading SOURCES/lvm2-2.02.177.tar.gz (2.4 MB)
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Checking out files: 100% (40/40), done.
HEAD is now at 47fb8ae Merge branch 'XS-8.0'