$ git clone -n https://src.fedoraproject.org/rpms/rubygem-cairo-gobject.git /var/lib/mock/f41-build-819769-151893/root/chroot_tmpdir/scmroot/rubygem-cairo-gobject
Cloning into '/var/lib/mock/f41-build-819769-151893/root/chroot_tmpdir/scmroot/rubygem-cairo-gobject'...
$ git fetch origin 399f855730df503e4a767af18e420bf3c438a91b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rubygem-cairo-gobject
 * [new ref]         399f855730df503e4a767af18e420bf3c438a91b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 399f855 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild