$ git clone -n https://src.fedoraproject.org/rpms/rubygem-cairo-gobject.git /var/lib/mock/f38-build-704197-89881/root/chroot_tmpdir/scmroot/rubygem-cairo-gobject
Cloning into '/var/lib/mock/f38-build-704197-89881/root/chroot_tmpdir/scmroot/rubygem-cairo-gobject'...
$ git reset --hard b18956eff97eecb4c3640e31c165143e0c3b73b5
HEAD is now at b18956e 4.1.2 entry