$ git clone -n https://src.fedoraproject.org/rpms/R-rvest.git /var/lib/mock/f38-build-side-42-init-devel-1080054-29825/root/chroot_tmpdir/scmroot/R-rvest
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1080054-29825/root/chroot_tmpdir/scmroot/R-rvest'...
$ git fetch origin 3dfe1aa31adb3309d5303f3d3dbe6e1992758863:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-rvest
 * [new ref]         3dfe1aa31adb3309d5303f3d3dbe6e1992758863 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3dfe1aa Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild