$ git clone -n https://src.fedoraproject.org/rpms/gstreamermm.git /var/lib/mock/f41-build-820239-152137/root/chroot_tmpdir/scmroot/gstreamermm
Cloning into '/var/lib/mock/f41-build-820239-152137/root/chroot_tmpdir/scmroot/gstreamermm'...
$ git fetch origin 56f8f5ce6dc71c56e86a0564606f9d232dff0842:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gstreamermm
 * [new ref]         56f8f5ce6dc71c56e86a0564606f9d232dff0842 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 56f8f5c Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild