$ git clone -n https://src.fedoraproject.org/rpms/jsr-305.git /var/lib/mock/f39-build-1567874-37601/root/chroot_tmpdir/scmroot/jsr-305
Cloning into '/var/lib/mock/f39-build-1567874-37601/root/chroot_tmpdir/scmroot/jsr-305'...
$ git fetch origin 5fbf3d4c8369327a0557e68ba8c4aed2b568cd88:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jsr-305
 * [new ref]         5fbf3d4c8369327a0557e68ba8c4aed2b568cd88 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5fbf3d4 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild