$ git clone -n https://src.fedoraproject.org/rpms/poxml.git /var/lib/mock/f42-build-863783-171740/root/chroot_tmpdir/scmroot/poxml
Cloning into '/var/lib/mock/f42-build-863783-171740/root/chroot_tmpdir/scmroot/poxml'...
$ git fetch origin 91cbef1c107b4ae21279bafddad8526fd13233eb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/poxml
 * [new ref]         91cbef1c107b4ae21279bafddad8526fd13233eb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 91cbef1 24.12.0