$ git clone -n https://src.fedoraproject.org/rpms/libprometheus-cpp.git /var/lib/mock/f40-build-2008159-45343/root/chroot_tmpdir/scmroot/libprometheus-cpp
Cloning into '/var/lib/mock/f40-build-2008159-45343/root/chroot_tmpdir/scmroot/libprometheus-cpp'...
$ git fetch origin be7c960de07a42ca66b62d5c5eb829a9c9d8b009:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libprometheus-cpp
 * [new ref]         be7c960de07a42ca66b62d5c5eb829a9c9d8b009 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at be7c960 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild