$ git clone -n https://src.fedoraproject.org/rpms/ec2-metadata.git /var/lib/mock/f40-build-2345821-59974/root/chroot_tmpdir/scmroot/ec2-metadata
Cloning into '/var/lib/mock/f40-build-2345821-59974/root/chroot_tmpdir/scmroot/ec2-metadata'...
$ git fetch origin b1d5840b3b45978e23cbfd4ce9c97de774bb183f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ec2-metadata
 * [new ref]         b1d5840b3b45978e23cbfd4ce9c97de774bb183f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b1d5840 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild