$ git clone -n https://src.fedoraproject.org/rpms/ghdl.git /var/lib/mock/f42-build-3384178-45084/root/chroot_tmpdir/scmroot/ghdl
Cloning into '/var/lib/mock/f42-build-3384178-45084/root/chroot_tmpdir/scmroot/ghdl'...
$ git fetch origin f2db856fb9f09f09a8cace3ad32e72e5ba50be1c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghdl
 * [new ref]         f2db856fb9f09f09a8cace3ad32e72e5ba50be1c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f2db856 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild