$ git clone -n https://src.fedoraproject.org/rpms/python-frozenlist.git /var/lib/mock/f40-build-734754-106042/root/chroot_tmpdir/scmroot/python-frozenlist
Cloning into '/var/lib/mock/f40-build-734754-106042/root/chroot_tmpdir/scmroot/python-frozenlist'...
$ git fetch origin 254a2dfe297f91c1010525ec48cb8ebdc2344d62:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-frozenlist
 * [new ref]         254a2dfe297f91c1010525ec48cb8ebdc2344d62 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 254a2df Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild