$ git clone -n https://src.fedoraproject.org/rpms/lmms.git /var/lib/mock/f39-build-1731582-41251/root/chroot_tmpdir/scmroot/lmms
Cloning into '/var/lib/mock/f39-build-1731582-41251/root/chroot_tmpdir/scmroot/lmms'...
$ git fetch origin 34b9ee18fef4a5ba3aebe12555e7e12e0a2c02c7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lmms
 * [new ref]         34b9ee18fef4a5ba3aebe12555e7e12e0a2c02c7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 34b9ee1 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild