$ git clone -n https://src.fedoraproject.org/rpms/python-tinyrpc.git /var/lib/mock/f39-build-1633978-39818/root/chroot_tmpdir/scmroot/python-tinyrpc
Cloning into '/var/lib/mock/f39-build-1633978-39818/root/chroot_tmpdir/scmroot/python-tinyrpc'...
$ git fetch origin 5d08b7c8c40278f260f0b93f603fad05ecfb65d7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-tinyrpc
 * [new ref]         5d08b7c8c40278f260f0b93f603fad05ecfb65d7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5d08b7c Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild