$ git clone -n https://src.fedoraproject.org/rpms/rubygem-marc.git /var/lib/mock/f37-build-side-32-misc-devel-372085-15875/root/chroot_tmpdir/scmroot/rubygem-marc
Cloning into '/var/lib/mock/f37-build-side-32-misc-devel-372085-15875/root/chroot_tmpdir/scmroot/rubygem-marc'...
$ git reset --hard 124986bcc467eff9691ac58489c3899bc54fa4d5
HEAD is now at 124986b 1.2.0