$ git clone -n https://src.fedoraproject.org/rpms/rust-cap.git /var/lib/mock/f40-build-2035218-47945/root/chroot_tmpdir/scmroot/rust-cap
Cloning into '/var/lib/mock/f40-build-2035218-47945/root/chroot_tmpdir/scmroot/rust-cap'...
$ git fetch origin 1a71da87e6664e9f5836a35d61d9679f4476ec2e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-cap
 * [new ref]         1a71da87e6664e9f5836a35d61d9679f4476ec2e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1a71da8 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild