$ git clone -n https://src.fedoraproject.org/rpms/maven-assembly-plugin.git /var/lib/mock/f40-build-2686963-68077/root/chroot_tmpdir/scmroot/maven-assembly-plugin
Cloning into '/var/lib/mock/f40-build-2686963-68077/root/chroot_tmpdir/scmroot/maven-assembly-plugin'...
$ git fetch origin 43fa4af9a4f90e87a2b4bdda7701a2f4a7a42b37:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/maven-assembly-plugin
 * [new ref]         43fa4af9a4f90e87a2b4bdda7701a2f4a7a42b37 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 43fa4af Rebuilt for java-21-openjdk as system jdk