$ git clone -n https://src.fedoraproject.org/rpms/espresso.git /var/lib/mock/f39-build-2145901-50882/root/chroot_tmpdir/scmroot/espresso
Cloning into '/var/lib/mock/f39-build-2145901-50882/root/chroot_tmpdir/scmroot/espresso'...
$ git fetch origin 551561897f274d74d5fb200c4a128d4d5878c955:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/espresso
 * [new ref]         551561897f274d74d5fb200c4a128d4d5878c955 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5515618 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild