$ git clone -n https://src.fedoraproject.org/rpms/gcin.git /var/lib/mock/f41-build-3152270-40629/root/chroot_tmpdir/scmroot/gcin
Cloning into '/var/lib/mock/f41-build-3152270-40629/root/chroot_tmpdir/scmroot/gcin'...
$ git fetch origin ad00aefc8b3dca4f68f90cbe84d3b96986f7f3b3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gcin
 * [new ref]         ad00aefc8b3dca4f68f90cbe84d3b96986f7f3b3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ad00aef Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild