$ git clone -n https://github.com/xcp-ng-rpms/busybox.git /var/lib/mock/v7.99-base-573-261/root/chroot_tmpdir/scmroot/busybox
Cloning into '/var/lib/mock/v7.99-base-573-261/root/chroot_tmpdir/scmroot/busybox'...
$ git reset --hard 6a9248b28fba92fb0be93cf3a8bf388deb726f26
Downloading SOURCES/busybox-1.22.1.tar.bz2 (2.2 MB)
HEAD is now at 6a9248b Add BuildRequires: gcc