$ git clone -n https://src.fedoraproject.org/rpms/exec-maven-plugin.git /var/lib/mock/f40-build-1995882-43952/root/chroot_tmpdir/scmroot/exec-maven-plugin
Cloning into '/var/lib/mock/f40-build-1995882-43952/root/chroot_tmpdir/scmroot/exec-maven-plugin'...
$ git fetch origin 1e9aeff898e75c0e7079d63a6e151c2129a14b18:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/exec-maven-plugin
 * [new ref]         1e9aeff898e75c0e7079d63a6e151c2129a14b18 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1e9aeff Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild