$ git clone -n https://src.fedoraproject.org/rpms/rubygem-proxifier.git /var/lib/mock/f39-build-1458832-33089/root/chroot_tmpdir/scmroot/rubygem-proxifier
Cloning into '/var/lib/mock/f39-build-1458832-33089/root/chroot_tmpdir/scmroot/rubygem-proxifier'...
$ git fetch origin 52d50a5d0ea24b3ee0c065ee3cbc9ae270f6f08b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rubygem-proxifier
 * [new ref]         52d50a5d0ea24b3ee0c065ee3cbc9ae270f6f08b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 52d50a5 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild