$ git clone -n https://src.fedoraproject.org/rpms/rust-progpool.git /var/lib/mock/f39-build-1564946-37536/root/chroot_tmpdir/scmroot/rust-progpool
Cloning into '/var/lib/mock/f39-build-1564946-37536/root/chroot_tmpdir/scmroot/rust-progpool'...
$ git fetch origin 5be56f2e3a39a713ad1c6c2ef22278d1baf1236b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-progpool
 * [new ref]         5be56f2e3a39a713ad1c6c2ef22278d1baf1236b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5be56f2 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild