$ git clone -n https://src.fedoraproject.org/rpms/python-boto.git /var/lib/mock/f39-build-1429171-31673/root/chroot_tmpdir/scmroot/python-boto
Cloning into '/var/lib/mock/f39-build-1429171-31673/root/chroot_tmpdir/scmroot/python-boto'...
$ git fetch origin 2a9243b911b12186d637b9e56c6d242ba811c26b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-boto
 * [new ref]         2a9243b911b12186d637b9e56c6d242ba811c26b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2a9243b Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild